Mazda CX-5 Service & Repair Manual: Throttle Body

Mazda CX-5 Service & Repair Manual / Engine / Control / Throttle Body

Purpose, Function

Opens/closes the throttle valve to adjust the amount of air supplied to the cylinder.
Opens/closes the throttle valve according to the control signal from the PCM.

Construction

The throttle body is installed to the intake manifold.
The throttle body consists of a throttle valve, throttle valve actuator, TP sensor, and return spring.
For the throttle position sensor, refer to CONTROL SYSTEM..

Operation

The throttle valve actuator opens/closes the throttle valve according to the control signal from the PCM. If there is a malfunction in the throttle valve actuator, the throttle valve is closed by the return spring in the throttle body.
For the drive-by-wire control, refer to CONTROL SYSTEM..

Fail-safe


DTC	Fail-safe
P2101:00	Stops the idle air control. Stops the drive-by-wire control and sets to a throttle valve opening angle necessary for minimum driveability.
P2107:00	Stops the idle air control. Stops the drive-by-wire control and sets to a throttle valve opening angle necessary for minimum driveability.
P2110:00	Stops the idle air control. Stops the drive-by-wire control and sets to a throttle valve opening angle necessary for minimum driveability.
P2112:00	Stops the idle air control. Stops the drive-by-wire control and sets to a throttle valve opening angle necessary for minimum driveability.
P2119:00	Restricts the upper limit of the engine speed.

Throttle Body Inspection

Resistance Inspection 1. Disconnect the negative battery cable.. 2. Disconnect the throttle body connector. 3. Measure the resistance between throttle body terminals E and F. Throttle bo ...

Throttle Position (TP) Sensor Inspection

Voltage Inspection CAUTION: The inspection cannot be performed with this method correctly if there is a malfunction of the APP sensor or throttle valve actuator. Verify that no DTCs rel ...

Other materials:

Hood Latch And Release Lever Removal/Installation
Hood Latch 1. Open the hood. 2. Disconnect the negative battery cable.. 3. Remove the front bumper.. 4. Insert a tape-wrapped flathead screwdriver into the position shown in the figure. 5. Move the tape-wrapped flathead screwdriver in the direction of arrow (1) shown in the figure t ...

Seat Track Position Sensor Removal/Installation [Two Step Deployment Control System]
1. Switch the ignition to off. 2. Disconnect the negative battery cable and wait for 1min or more.. 3. Remove the front driver’s seat.. 4. Disconnect the connector from the seat track position sensor by pressing the connector tab and pulling out the lock lever in the direction of the arro ...

Auto Leveling Sensor Removal/Installation
1. Disconnect the negative battery cable.. 2. Disconnect the connector. 3. Remove the bolts. 4. Remove the auto leveling sensor. 5. Install in the reverse order of removal. 6. Perform the auto leveling system initial setting.. ...